Anker Soundcore Liberty 4 wireless earphones Ultra noise canceling 3D audio Wireless charging connection Outside sound intake Up to 28 hours of

---------------------------------------------------------------------- Delicate and rich sound: Equipped with Anker's proprietary driver "A.C.A.A.A 3.0" to achieve delicate and rich sound quality that allows even the smallest sounds to be heard clearly. It also supports high quality sound codec LDAC. 360° sound experience with 3D audio: Proprietary algorithms process sound sources in real time to provide a sound experience similar to being at a live venue or movie theater. It also has a head tracking function that detects and follows head movements. Ultra Noise Cancelling 2.0: Anker's proprietary Ultra Noise Cancelling 2.0 automatically adjusts the noise canceling intensity. It also has a wind noise reduction function. Health monitoring: heart rate monitoring, stress check, posture reminder, workout functions, etc. Additionally, this product complies with IPX4 waterproof standards. Package contents: Earphone body, charging case, ear tips (4 types), USB-C & USB-A cable, quick start guide, safety manual, technical compliance mark certified product (frequency band: 2.40-2.48GHz) Product specifications Playable time ・Normal mode: Up to 9 hours (earphone only) / Up to 28 hours (when using charging case) ・Noise canceling mode: Up to 7 hours (earphone only) / Up to 24 hours (when using charging case) ・When using LDAC (normal mode): Up to 7 hours (earphone only) / Up to 24 hours (when using charging case) *The playable time is the time when music is played, and varies depending on the volume, content being played, and usage environment. Charging method: USB Type-C / wireless charging Charging time: Approximately 1 hour (earphones) / 2 hours (charging case *when using USB-C cable) / approximately 3 hours (charging case *when using wireless charging) Weight: Approx. 5.8g (one earphone) / Approx. 55g (including charging case) Communication method: Bluetooth 5.3 Bluetooth profile: A2DP, AVRCP, HFP, HSP Compatible codec: SBC / AAC / LDAC Please note - iOS devices such as iPhone and iPad are not compatible with LDAC. ・When using LDAC, please turn on the function on the Soundcore app. ・LDAC cannot be used during multi-point connection. ・"LDAC" listed in the compatible codec can be used after updating the Soundcore app and earphone firmware. ・When using LDAC, please make sure that your device is compatible with LDAC on Android 8.0 or later. ・When using the Soundcore app, please make sure that the earphone firmware is up to date. (Earphones can be used without the app) -Soundcore app is not compatible with DAP devices (digital audio players). ・A sensor is installed in the right earphone. Please be careful not to let water splash from the filter in the ear tip attachment area. ・Please note that product specifications are subject to change without notice. -Product packaging is subject to change without notice. Please note that the product may be delivered in a different package depending on the time of purchase. Please note that there is no difference in the product itself.